High severity7.8NVD Advisory· Published Jun 9, 2020· Updated Jun 17, 2026

CVE-2020-9816

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5. Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Apple Inc./macOS Catalinallm-fuzzy
Range: =10.15.5
Apple Inc./Ipadosllm-fuzzy
Range: =13.5
Apple Inc./iOSllm-fuzzy2 versions
=13.5+ 1 more
- (no CPE)range: =13.5
- (no CPE)range: unspecified
Apple Inc./tvOSv5
Range: unspecified
Apple Inc./macOSv5
Range: unspecified
Apple Inc./watchOSv5
Range: unspecified

Patches

Vulnerability mechanics

References

support.apple.com/HT211168nvdRelease NotesVendor Advisory
support.apple.com/HT211170nvdRelease NotesVendor Advisory
support.apple.com/HT211171nvdRelease NotesVendor Advisory
support.apple.com/HT211175nvdRelease NotesVendor Advisory

News mentions

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cvss	0.507
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000